Key features

• •[Hi-fi] Using TPA3116D2(with AM interference suppression function) chip, excellent sound quality. Ensure that the THD is less than 0.1%, even with long periods of high power operation.
• •[Mini and powerful] Dual channel stereo output power 100W+100W. Working voltage range DC5-24V(It is recommended to use a power supply with a working voltage above 12V and a current above 5A), suitable for 4-8Ω, It is recommended to use 50-100W speakers for the best effect.
• •[Two input methods] Support 3.5mm wired input and Bluetooth 5.0 input. With Bluetooth signals up to 49 feet away, it's perfect for your DIY passive speakers.
• •[Continuous stability] 5 * 470uF high quality capacitor, stable output. Large area cooling system, high quality power module, long time high output will not overheat shutdown.
• •[To ensure safety] The Bluetooth amplifier board has a bottom plate and a top plate, supporting reverse protection, overvoltage protection, undervoltage protection, overheat protection, short circuit protection.Widely used in home theaters, square speakers, etc.